19504016

素因数分解:

$2^4\times 7^1\times {\mathrm{174143}}^1$

素因数の和:174158

約数の個数: 20

約数和(自身を含む): 43187712

約数和(自身を除く): 23683696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 174143, 348286, 696572, 1219001, 1393144, 2438002, 2786288, 4876004, 9752008, 19504016]

約数ペア:

[(1, 19504016), (2, 9752008), (4, 4876004), (7, 2786288), (8, 2438002), (14, 1393144), (16, 1219001), (28, 696572), (56, 348286), (112, 174143)]